Home / 915,455,496-1,373,466,678.96-317,244,239.04

Finding the Fourth Proportional to 915,455,496, 1,373,466,678.96 and 317,244,239.04

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Solution

The fourth proportional to 915,455,496, 1,373,466,678.96 and 317,244,239.04 is: 475,964,580.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,455,496 : 1,373,466,678.96 = 317,244,239.04 : x
  2. Step 2: Convert to fraction form
    915,455,496/1,373,466,678.96 = 317,244,239.04/x
  3. Step 3: Cross multiply
    915,455,496x = 1,373,466,678.96 × 317,244,239.04
  4. Step 4: Simplify right side
    915,455,496x = 435,724,391,413,461,248
  5. Step 5: Solve for x
    x = 435,724,391,413,461,248/915,455,496
  6. Step 6: Final answer
    x = 475,964,580.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.